The main process that increases the frequency of adaptive traits through time is called
a. catastrophism.
b. natural selection.
c. creationism.
d. mutual adjustment.
b
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Identify a true statement about human behavioral ecology (HBE).
A. It rules out constraints that interfere with optimal responses. B. It recognizes that most behavior or conduct in the real world reflects optimal responses. C. It sees flexibility in individual behavior as nonadaptive. D. It combines natural selection with a focus on specific types of ecological pressures.
What is epigenetics? How might knowledge of epigenetics change our understanding of inheritance?
What will be an ideal response?
Atlatls is the Aztec word for spear-thrower
Indicate whether the statement is true or false
The Ming dynasty in China was believed to include as many as 20,000 castrated males. When the last ruling emperor of China stepped down in 1912, he had how many eunuchs still?
a. 500 b. 1,500 c. 5,000 d. 15,000